Tuna is a popular fish species consumed by many people worldwide. The tuna fish is found in saltwater, and it is silver in color. Also, the tuna has large eyes, spiky fins, and a dark black back. In addition, the tuna has a round body that reduces to a slim tail base. Tuna fish live in an open ocean. Therefore, you can find them in the Indian Ocean, Pacific Ocean, and Atlantic Ocean.
The smallest tuna species is Blackfin Tuna, while the largest is Atlantic Bluefin Tuna. Tuna can swim close to the surface and dive to a depth of 3000 feet when looking for food.
There is more to learn about Tuna, and the information below will expand our understanding;
Characteristics of Tuna Fish
- Tuna have a properly developed network of blood vessels below the skin for temperature regulation.
- Tunas have large bodies that are torpedo in shape.
- The mouths of tunas are large, and the heads are conical in shape.
- Tunas have a pineal window in their heads for easy navigation.
- They have brightly colored yellow caudal finlets.
- The Pectoral fins of Tunas are short in length.
- Tunas grow between 1to 2 meters in length.
Interesting facts about Tuna Fish
- Tunas are popular and eaten globally because of their meaty texture.
- Tunas are nomads, and they migrate long distances across the world’s oceans. Tuna occupy tropical temperate waters.
- Tunas live in groups known as schools, and they hunt their prey as a group.
- Tunas breathe oxygen from water since they need to swim constantly.
- Their geographical location determines the mating season for Tunas. The Tunas of Gulf Mexico mate from mid-April to mid-June. Mating in the Adriatic and the Mediterranean Sea occurs from June to August.
- One female Tuna releases 30 million eggs during spawning, but only two of these eggs survive to adulthood. Other marine animals eat the remaining eggs.